# Westpac Share Trading vs Mercer Super

The clearest difference is update cadence: Mercer Super at fortnightly against Westpac Share Trading's every 5 months. Westpac Share Trading's advantage is review sentiment (50% vs 38%) and device support (3 vs 1). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Mercer Super holds the better App Store score, 4.8 against 4.6. Both are backed by a comparable volume of ratings — 112 and 45 respectively. Written reviews complicate that: 50% of Westpac Share Trading's written reviews are positive against 38% of Mercer Super's, so the app with the better star average is not the one people write more warmly about.

Westpac Share Trading ships an update every 5 months, Mercer Super fortnightly. The most recent releases landed on November 6, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Westpac Share Trading | Mercer Super |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (112 ratings)](https://appshunter.io/ios/app/westpac-share-trading/id960923041/reviews) | **[4.8 (45 ratings)](https://appshunter.io/ios/app/mercer-super/id6680185694/reviews)** |
| Number of ratings | **112** | 45 |
| Positive reviews | **49.6% of reviews** | 38.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 35 MB | 23 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Westpac Banking Corporation](https://appshunter.io/developer/299111814) | [Mercer](https://appshunter.io/developer/510999051) |

## What reviewers say

### Westpac Share Trading

[App page](https://appshunter.io/ios/app/westpac-share-trading/id960923041)

Trade stocks on the go with this mobile application. Manage buy and sell orders, monitor watchlists, and access live market data including quotes, charts, and news. Receive personalized stock alerts via push notifications for price changes, dividends, and announcements.

**Highlights:** Place and manage buy/sell orders, Create and manage stock watchlists, View live quotes, charts, and news, Access live market indices and currency rates, Monitor portfolio holdings and cash account balance, Set up custom stock alerts via push notifications

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use and intuitive interface
- 📊 Good charting and portfolio tracking capabilities
- 🚀 Fast order execution and same-day transfers
- 💰 Safe and secure platform for investments
- 📱 Accessible mobile app for on-the-go trading

**What reviewers complain about**

- 🐛 Frequent app crashes and freezing issues
- 🔴 Red screen errors requiring app reinstallation
- 🔐 Face ID and PIN authentication not working
- ⏱️ Slow data refresh and delayed pricing information
- 💸 High trading fees compared to competitors

**Reported bugs**

- App crashes on startup and during use
- Blank red screen appearing when opening app
- Face ID and PIN authentication failures
- Login process unreliable and inconsistent
- Portfolio data fails to load with error messages

**Requested features**

- Live share price updates like CommSec app
- Chi-X trading support
- Dark mode option
- Stop loss feature
- Larger font size with system font scaling


### Mercer Super

[App page](https://appshunter.io/ios/app/mercer-super/id6680185694)

Manage your retirement savings and pension accounts with ease. Track your balance, adjust investments, access financial advice, and review insurance details. Securely manage linked accounts and beneficiaries for your financial future.

**Highlights:** View account balance and contributions, Manage investment options, Access e-Advice and wellness tools, Assess insurance needs, Nominate beneficiaries, Access financial statements, Switch between linked accounts

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Westpac Share Trading free?

Westpac Share Trading is free to download, with no in-app purchases.

### Is Mercer Super free?

Mercer Super is free to download, with no in-app purchases.

### Which has better reviews, Westpac Share Trading or Mercer Super?

Mercer Super is rated higher. Westpac Share Trading averages 4.6 out of 5 from 112 ratings, while Mercer Super averages 4.8 from 45 ratings.

### Do Westpac Share Trading or Mercer Super have ads?

Neither Westpac Share Trading nor Mercer Super shows ads.

### Which is updated more often, Westpac Share Trading or Mercer Super?

Westpac Share Trading ships an update every 5 months, and Mercer Super fortnightly. Most recently, Westpac Share Trading was updated on November 6, 2026 and Mercer Super on November 4, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*